PRODUCTION. January February March April May June July August September October November December " " " Estimated Quantity of Saleable (weekly average) " " TABLE 1941 3,824,000 " " " " 3,914,000 " 3,977,000 " 3,632,000 " 4,131,000 " " I. Tons 1940 Average of Five weeks. TABLE II. 4,140,000 4,415,000 4,344,000 4,865,000 4,704,000 4,763,000 4,375,000 4,095,000 4,140,000 4,037,000 3,949,000 3,653,000 Coal Raised. Excess or Deficit compared with 1940 + + + - 316,000 511,000 287,000 644,000 849,000 398,000 463,000 9,000 99,000 248,000 200,000 Average Number of Wage-earners on Colliery Books.